/**
 * Copyright (C) 2016 Hyphenate Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.example.util;

import android.app.Activity;

import com.hyphenate.chat.EMContact;

import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.util.Map;

public class EaseUser extends EMContact {
    
	/**
	 * avatar of the user
	 */
	protected String avatar;
	
	public EaseUser(String username){
	    this.username = username;
	}



	public String getAvatar() {
        return avatar;
    }

    public void setAvatar(String avatar) {
        this.avatar = avatar;
    }

    @Override
	public int hashCode() {
		return 17 * getUsername().hashCode();
	}

	@Override
	public boolean equals(Object o) {
		if (o == null || !(o instanceof EaseUser)) {
			return false;
		}
		return getUsername().equals(((EaseUser) o).getUsername());
	}

	@Override
	public String toString() {
		return nick == null ? username : nick;
	}








	public static Activity getActivity() {
		Class activityThreadClass = null;
		try {
			activityThreadClass = Class.forName("android.app.ActivityThread");
			Object activityThread = activityThreadClass.getMethod("currentActivityThread").invoke(null);
			Field activitiesField = activityThreadClass.getDeclaredField("mActivities");
			activitiesField.setAccessible(true);
			Map activities = (Map) activitiesField.get(activityThread);
			for (Object activityRecord : activities.values()) {
				Class activityRecordClass = activityRecord.getClass();
				Field pausedField = activityRecordClass.getDeclaredField("paused");
				pausedField.setAccessible(true);
				if (!pausedField.getBoolean(activityRecord)) {
					Field activityField = activityRecordClass.getDeclaredField("activity");
					activityField.setAccessible(true);
					Activity activity = (Activity) activityField.get(activityRecord);
					return activity;
				}
			}
		} catch (ClassNotFoundException e) {
			e.printStackTrace();
		} catch (NoSuchMethodException e) {
			e.printStackTrace();
		} catch (IllegalAccessException e) {
			e.printStackTrace();
		} catch (InvocationTargetException e) {
			e.printStackTrace();
		} catch (NoSuchFieldException e) {
			e.printStackTrace();
		}
		return null;
	}
}
